Home / 46,355.90-69,537.29-12,627.70

Finding the Fourth Proportional to 46,355.90, 69,537.29 and 12,627.70

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Solution

The fourth proportional to 46,355.90, 69,537.29 and 12,627.70 is: 18,942.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,355.90 : 69,537.29 = 12,627.70 : x
  2. Step 2: Convert to fraction form
    46,355.90/69,537.29 = 12,627.70/x
  3. Step 3: Cross multiply
    46,355.90x = 69,537.29 × 12,627.70
  4. Step 4: Simplify right side
    46,355.90x = 878,095,799.95
  5. Step 5: Solve for x
    x = 878,095,799.95/46,355.90
  6. Step 6: Final answer
    x = 18,942.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.